@media screen and (max-width: 480px) {

.br_sp {
  display: block;
}
.links_sp {
  display: none;
}
.words_pc {
  display: none;
}
.words_sp {
  display: block;
}

header {
	width: 94%;
	margin: 0 auto;
  padding: 15px 0;
}
header img {
	max-width: 150px;
  width: 100%;
}

main {
  width: 94%;
	margin: 0 auto;
  flex: 1;
}

/* 目次 */
main #title_top {
	margin-bottom: 20px;
  padding: 10px 20px 10px 10px;
  border-top: solid 1px #a29fa1;
  border-bottom: solid 1px #a29fa1;
  text-align: center;
  font-size: 26px;
  letter-spacing: 1px;
  font-weight: bold;
  background: -moz-linear-gradient(bottom, #f3f3f3, #FFF);
  background: -webkit-linear-gradient(bottom, #f3f3f3, #FFF);
  background: linear-gradient(to top, #f3f3f3, #FFF);
}
main #title_top .icon {
  display: inline-block;
  margin-right: 10px;
  background: url(../img/textbook_icon01_b.png) no-repeat;
  vertical-align: top;
	background-size: contain;
  height: 40px;
}
main .dayslesson {
  margin: 15px 0;
  padding: 5px 10px;
  border: solid 1px #cccacb;
  background-color: #fff;
  filter: drop-shadow(1px 1px 1px rgba(0,0,0,0.2));
  display:flex;
}
main .dayslesson .left_side {
	max-width: 75px;
  float: left;
}
main .dayslesson .right_side {
	max-width: 255px;
  float: left;
}
main .dayslesson .lesson_day {
  margin-right: 20px;
}
main .dayslesson .lesson_day a {
  padding: 2px 5px 5px 5px;
  line-height: 50px;
  border-radius: 8px;
	font-size: 16px;
  text-align: center;
  font-weight: bold;
  color: #fff;
  background: linear-gradient(#80d49e 0%, #3ab766 100%);
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.28);
}
main .dayslesson .lesson_day a:hover {
  opacity: 0.7;
}
main .dayslesson .lesson_title {
  padding-bottom: 3px;
}
main .dayslesson .lesson_title a {
  color: #3ab766;
  font-weight: bold;
}
main .dayslesson .lesson_title .icon {
  margin-left: 10px;
	margin-top: 3px;
  display: inline-block;
  background: url(../img/text_icon_s.png) no-repeat;
	background-size: contain;
  height: 20px;
}
main .dayslesson .lesson_ex {
  font-size: 16px;
}
main .dayslesson2 {
  margin: 15px 0;
  padding: 5px 10px;
  border: solid 1px #cccacb;
  background-color: #f4fcf7;
  filter: drop-shadow(1px 1px 1px rgba(0,0,0,0.2));
  display:flex;
}
main .dayslesson2 .left_side {
	max-width: 75px;
  float: left;
}
main .dayslesson2 .right_side {
	max-width: 255px;
  float: left;
}
main .dayslesson2 .lesson_day {
  margin-right: 20px;
}
main .dayslesson2 .lesson_day a {
  padding: 2px 5px 5px 5px;
  line-height: 50px;
  border-radius: 8px;
	font-size: 16px;
  text-align: center;
  font-weight: bold;
  color: #fff;
  background: linear-gradient(#66cb89 0%, #33a95d 100%);
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.28);
}
main .dayslesson2 .lesson_day a:hover {
  	opacity: 0.7;
}
main .dayslesson .lesson_title {
  padding-bottom: 3px;
}
main .dayslesson2 .lesson_title a {
  color: #33a95d;
  font-weight: bold;
}
main .dayslesson2 .lesson_title .icon {
  margin-left: 10px;
	margin-top: 3px;
  display: inline-block;
  background: url(../img/text_icon_s.png) no-repeat;
	background-size: contain;
  height: 20px;
}
main .dayslesson2 .lesson_ex {
  font-size: 16px;
}

/* ページ */
main #pankuzu {
  padding: 0 5px 10px 5px;
  font-size: 14px;
}
main #pankuzu a {
  color: #3ab766;
}
main #title_page {
  padding: 5px 10px;
  border-top: solid 1px #a29fa1;
  border-bottom: solid 1px #a29fa1;
  background: -moz-linear-gradient(bottom, #f3f3f3, #FFF);
  background: -webkit-linear-gradient(bottom, #f3f3f3, #FFF);
  background: linear-gradient(to top, #f3f3f3, #FFF);
  display:flex;
}
main #title_page .icon {
	max-width: 50px;
  float: left;
  padding-top: 10px;
  padding-right: 15px;
}
main #title_page .icon img {
	max-width: 50px;
  width: 100%;
}
main #title_page .title {
	max-width: 260px;
  float: left;
  font-size: 20px;
  font-weight: bold;
}

main #lesson {
  margin: 20px 0 40px 0;
  padding: 10px 15px 20px 15px;
  border: solid 1px #cccacb;
  background-color: #fff;
  filter: drop-shadow(2px 2px 2px rgba(0,0,0,0.2));
}
main #lesson p {
	margin: 0;
	padding: 2px;
}
main #lesson .dayssubtitle {
  color: #3ab766;
  font-weight: bold;
}
main #lesson .photos {
	margin: 0;
	padding: 10px 0;
	text-align: center;
}
main #lesson .photos img {
	max-width: 200px;
  width: 100%;
  border: solid 0px #bbb;
  background-color: #fff;
  filter: drop-shadow(0px 0px 0px rgba(0,0,0,0.0));
}
main #lesson .photos_w {
	margin: 0;
	padding: 10px 0;
	text-align: center;
}
main #lesson .photos_w img {
	max-width: 250px;
  width: 100%;
  border: solid 0px #bbb;
  background-color: #fff;
  filter: drop-shadow(0px 0px 0px rgba(0,0,0,0.0));
}
main #lesson .lesson_image {
	margin: 0;
	padding: 5px 0 0 0;
	text-align: center;
}
main #lesson .lesson_image img {
	max-width: 300px;
  width: 100%;
}
main #lesson .subtitle {
	margin: 30px 0 5px 0;
	padding-left: 3px;
	background: linear-gradient(transparent 65%, #cdf2d9 65%);
	border-radius:2px;
	font-size: 20px;
  font-weight: bold;
}
main #lesson .subtitle2 {
	margin: 30px 0 5px 0;
	padding-left: 3px;
	background: linear-gradient(transparent 83%, #cdf2d9 83%);
	border-radius:2px;
	font-size: 20px;
  font-weight: bold;
}
main #lesson table {
  margin: 20px auto 0 auto;
	font-size: 14px;
  border-collapse: collapse;
}
main #lesson th {
  padding: 2px 8px 2px 0;
	font-weight: normal;
	word-break: break-word;
}
main #lesson td {
  padding: 2px 3px;
	vertical-align: middle;
  text-align: center;
  border: solid 1px #bbb;
}
main #lesson .table02 table {
  margin: 10px 0 10px 5px;
	font-size: 14px;
  border-collapse: collapse;

}
main #lesson .table02 th {
  width: 5%;
  margin: 0;
  padding: 2px 3px;
	font-weight: normal;
  border-bottom: solid 1px #aaa;
}
main #lesson .table02 td {
  padding: 4px 10px 0 8px;
  border: none;
  text-align: left;
  vertical-align: top;
}

main #soundsmedia {
  margin: 20px 0;
}
main #soundsmedia .title {
	margin: 0 15px 15px 0;
	padding: 0;
  color: #3ab766;
	font-weight: bold;
	text-align: center;
}
main #soundsmedia .icon {
  display: inline-block;
  margin-right: 10px;
  background: url(../img/sound_icon.png) no-repeat;
  background-size: contain;
  width: 36px;
  height: 22px;
  vertical-align: middle;
}
main #soundsmedia audio {
	width: 100%;
	margin: 0;
	padding: 0;
}

main #jp_explain {
  margin: 0 0 40px 0;
  padding: 10px 15px 15px 15px;
  border: solid 1px #cccacb;
  background-color: #fff;
  filter: drop-shadow(2px 2px 2px rgba(0,0,0,0.2));
}
main #jp_explain label {
    margin: 0;
    padding: 0;
    cursor :pointer;
}
main #jp_explain label:hover {
	opacity: 0.7;
	text-decoration: none;
}
main #jp_explain input {
    display: none;
}
main #jp_explain .hidden_show {
    height: 0;
    padding: 0;
    overflow: hidden;
    opacity: 0;
    transition: 0.8s;
}
main #jp_explain input:checked ~ .hidden_show {
    padding: 5px 0;
    height: auto;
    opacity: 1;
}
main #jp_explain .title {
	margin: 10px auto;
	padding: 6px 20px 0 0;
  color: #3ab766;
	font-weight: bold;
	text-align: center;
}
main #jp_explain .title .icon {
  display: inline-block;
  margin-right: 10px;
  width: 32px;
  height: 32px;
  background: url(../img/arrow_down.png) no-repeat;
  vertical-align: middle;
}
main #jp_explain p {
	margin: 0;
	padding: 2px;
}
main #jp_explain .subtitle {
	margin: 20px 0 6px 2px;
  color: #3ab766;
  font-weight: bold;
}
main #jp_explain .br_space {
  	margin: 5px 0;
}
main #jp_explain .br_space2 {
  	margin-bottom: 25px;
}
main #jp_explain table {
  margin: 20px auto;
  border-collapse: collapse;
  font-size: 14px;
}
main #jp_explain td {
  padding: 3px;
  border: solid 1px #bbb;
}
main #jp_explain .photos {
	margin: 0;
	padding: 18px 0;
	text-align: center;
}
main #jp_explain .photos img {
	max-width: 250px;
  width: 100%;
}

main #links {
	margin: 0;
	padding-top: 10px;
}
main #links ul {
  width: 100%;
	margin: 0;
	padding: 0;
  list-style-type: none;
}
main #links li {
  width: 50%;
	float: left;
  font-size: 14px;
}
main #links li:last-child {
  width: 50%;
	float: left;
  text-align: right;
}
main #links a {
  color: #3ab766;
}
main #links .icon1 {
  display: inline-block;
  margin-left: 6px;
  background: url(../img/textbook_icon01_s.png) no-repeat;
  vertical-align: middle;
	background-size: contain;
  height: 18px;
  width: 22px;
}
main #links .icon2 {
  display: inline-block;
  margin-right: 5px;
  background: url(../img/text_icon_s.png) no-repeat;
  vertical-align: middle;
  background-size: contain;
  height: 15px;
  width: 25px;
}
main #links .icon3 {
  display: inline-block;
  margin-left: 4px;
  background: url(../img/arrow_right.png) no-repeat;
  vertical-align: middle;
  background-size: contain;
  height: 16px;
  width: 16px;
}
main #links .icon4 {
  display: inline-block;
  margin-right: 4px;
  background: url(../img/arrow_left.png) no-repeat;
  vertical-align: middle;
  background-size: contain;
  height: 16px;
  width: 16px;
}

}